tests

adding Makefile, cleaning up unit tests and linting #3

Job	Run time
unit-tests / linux-unit-tests / determine-node-versions	5s
unit-tests / windows-unit-tests / determine-node-versions	5s
unit-tests / linux-unit-tests / prevent-typescript-dependency / prevent-typescript-dependency	8s
unit-tests / windows-unit-tests / windows-unit-tests (22)	4m 40s
unit-tests / windows-unit-tests / windows-unit-tests (25)	4m 39s
unit-tests / windows-unit-tests / windows-unit-tests (24.14.0)	4m 42s
unit-tests / windows-unit-tests / windows-unit-tests (20)	4m 19s
unit-tests / linux-unit-tests / linux-unit-tests (24.14.0)	3m 32s
unit-tests / linux-unit-tests / linux-unit-tests (22)	3m 34s
unit-tests / linux-unit-tests / linux-unit-tests (25)	3m 37s
unit-tests / linux-unit-tests / linux-unit-tests (20)	3m 32s
nuts	0s
	32m 53s

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